Double Star Calculator - Orbit

Orbital Elements for MCA53AA,AB
WDS: MCA53AA,AB WDS ID/Discoverer
P: 41.280 Orbital period (years)
a: 0.103 Semi-major axis (arcseconds)
i: 127.3 Inclination (degrees)
Ω: 164.8 Longitude of ascending node (degrees)
T: 2012.500 Epoch of periastron passage (year)
e: 0.666 Eccentricity
ω: 358.0 Longitude of periastron (degrees)
Start-Year: 2004.36 Year
End-Year: 2045.64 Year
Epoch: 2026.5 Besselian Epoch
 
Further data from the WDS Sixth Catalog of Orbits for MCA53AA,AB
Position: 184628.58-005741.9 Epoch-2000 right ascension and declination
WDS-ID: 18465-0058 WDS designation
Discoverer Code: MCA53AA,AB Discover designation and components
ADS number: 11667 Aitken Double Star catalog
HD number: 173654 HD catalog number
Hipparcos number: 92117 Hipparcos catalog number
V1: 5.88 Magnitude of the primary
V2: 6.8 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2014 Date of last observation
Orbit grade: 4 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: n Flags
Ephemerides: Ephemerides
Code: Doc2017f Reference

Double Star Orbit for MCA53AA,AB



WDS 6th Orbit including measures of MCA53AA,AB

-- Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements) --


Legend:
Green plus signs:Visual (micrometric) measures
Violet asterisks:Photographic measures
Blue symbols:Various interferometric techniques
Dot-dash line:Indicates the line of nodes

Ephemeris of MCA53AA,AB
Click to expand/collapse ephemeris: 
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.154   356.19
--------------------------
2004.36    0.110   322.26
2004.46    0.109   321.91
2004.56    0.108   321.56
2004.66    0.107   321.19
2004.76    0.106   320.83
2004.86    0.105   320.45
2004.96    0.104   320.07
2005.06    0.103   319.67
2005.16    0.101   319.27
2005.26    0.100   318.86
2005.36    0.099   318.44
2005.46    0.098   318.01
2005.56    0.097   317.57
2005.66    0.096   317.11
2005.76    0.094   316.65
2005.86    0.093   316.18
2005.96    0.092   315.69
2006.06    0.091   315.18
2006.16    0.089   314.67
2006.26    0.088   314.14
2006.36    0.087   313.59
2006.46    0.086   313.03
2006.56    0.084   312.45
2006.66    0.083   311.85
2006.76    0.082   311.23
2006.86    0.080   310.59
2006.96    0.079   309.93
2007.06    0.078   309.25
2007.16    0.076   308.54
2007.26    0.075   307.81
2007.36    0.073   307.05
2007.46    0.072   306.26
2007.56    0.071   305.44
2007.66    0.069   304.58
2007.76    0.068   303.69
2007.86    0.066   302.77
2007.96    0.065   301.80
2008.06    0.064   300.79
2008.16    0.062   299.73
2008.26    0.061   298.62
2008.36    0.059   297.46
2008.46    0.058   296.24
2008.56    0.056   294.95
2008.66    0.055   293.60
2008.76    0.053   292.18
2008.86    0.052   290.68
2008.96    0.051   289.09
2009.06    0.049   287.41
2009.16    0.048   285.63
2009.26    0.046   283.75
2009.36    0.045   281.75
2009.46    0.044   279.63
2009.56    0.042   277.37
2009.66    0.041   274.98
2009.76    0.040   272.43
2009.86    0.039   269.72
2009.96    0.038   266.84
2010.06    0.036   263.79
2010.16    0.035   260.55
2010.26    0.035   257.13
2010.36    0.034   253.53
2010.46    0.033   249.75
2010.56    0.032   245.80
2010.66    0.032   241.69
2010.76    0.031   237.45
2010.86    0.031   233.10
2010.96    0.031   228.66
2011.06    0.030   224.17
2011.16    0.030   219.67
2011.26    0.031   215.17
2011.36    0.031   210.71
2011.46    0.031   206.32
2011.56    0.031   202.01
2011.66    0.032   197.80
2011.76    0.032   193.68
2011.86    0.033   189.68
2011.96    0.033   185.77
2012.06    0.033   181.96
2012.16    0.034   178.24
2012.26    0.034   174.59
2012.36    0.034   170.99
2012.46    0.034   167.43
2012.56    0.034   163.89
2012.66    0.034   160.36
2012.76    0.034   156.82
2012.86    0.034   153.25
2012.96    0.034   149.64
2013.06    0.034   145.98
2013.16    0.033   142.25
2013.26    0.033   138.45
2013.36    0.033   134.57
2013.46    0.032   130.61
2013.56    0.032   126.58
2013.66    0.032   122.48
2013.76    0.032   118.32
2013.86    0.032   114.13
2013.96    0.032   109.92
2014.06    0.032   105.72
2014.16    0.032   101.54
2014.26    0.032    97.42
2014.36    0.032    93.37
2014.46    0.033    89.43
2014.56    0.033    85.60
2014.66    0.034    81.91
2014.76    0.035    78.36
2014.86    0.036    74.97
2014.96    0.036    71.73
2015.06    0.037    68.65
2015.16    0.038    65.73
2015.26    0.039    62.97
2015.36    0.041    60.35
2015.46    0.042    57.87
2015.56    0.043    55.53
2015.66    0.044    53.32
2015.76    0.045    51.23
2015.86    0.047    49.26
2015.96    0.048    47.39
2016.06    0.049    45.62
2016.16    0.051    43.94
2016.26    0.052    42.35
2016.36    0.053    40.84
2016.46    0.055    39.41
2016.56    0.056    38.04
2016.66    0.057    36.75
2016.76    0.059    35.51
2016.86    0.060    34.33
2016.96    0.062    33.20
2017.06    0.063    32.12
2017.16    0.064    31.09
2017.26    0.066    30.10
2017.36    0.067    29.15
2017.46    0.068    28.24
2017.56    0.070    27.36
2017.66    0.071    26.52
2017.76    0.072    25.71
2017.86    0.074    24.93
2017.96    0.075    24.18
2018.06    0.076    23.45
2018.16    0.078    22.74
2018.26    0.079    22.07
2018.36    0.080    21.41
2018.46    0.082    20.77
2018.56    0.083    20.15
2018.66    0.084    19.56
2018.76    0.086    18.98
2018.86    0.087    18.41
2018.96    0.088    17.86
2019.06    0.089    17.33
2019.16    0.090    16.81
2019.26    0.092    16.31
2019.36    0.093    15.82
2019.46    0.094    15.34
2019.56    0.095    14.87
2019.66    0.096    14.42
2019.76    0.098    13.97
2019.86    0.099    13.54
2019.96    0.100    13.11
2020.06    0.101    12.70
2020.16    0.102    12.29
2020.26    0.103    11.90
2020.36    0.104    11.51
2020.46    0.105    11.13
2020.56    0.107    10.76
2020.66    0.108    10.39
2020.76    0.109    10.03
2020.86    0.110     9.68
2020.96    0.111     9.34
2021.06    0.112     9.00
2021.16    0.113     8.67
2021.26    0.114     8.34
2021.36    0.115     8.02
2021.46    0.116     7.71
2021.56    0.117     7.40
2021.66    0.118     7.10
2021.76    0.119     6.80
2021.86    0.120     6.50
2021.96    0.121     6.21
2022.06    0.122     5.93
2022.16    0.122     5.65
2022.26    0.123     5.37
2022.36    0.124     5.10
2022.46    0.125     4.83
2022.56    0.126     4.56
2022.66    0.127     4.30
2022.76    0.128     4.04
2022.86    0.129     3.79
2022.96    0.129     3.54
2023.06    0.130     3.29
2023.16    0.131     3.04
2023.26    0.132     2.80
2023.36    0.133     2.56
2023.46    0.134     2.33
2023.56    0.134     2.10
2023.66    0.135     1.87
2023.76    0.136     1.64
2023.86    0.137     1.41
2023.96    0.137     1.19
2024.06    0.138     0.97
2024.16    0.139     0.75
2024.26    0.140     0.54
2024.36    0.140     0.32
2024.46    0.141     0.11
2024.56    0.142   359.90
2024.66    0.142   359.70
2024.76    0.143   359.49
2024.86    0.144   359.29
2024.96    0.144   359.09
2025.06    0.145   358.89
2025.16    0.146   358.69
2025.26    0.146   358.49
2025.36    0.147   358.30
2025.46    0.148   358.11
2025.56    0.148   357.92
2025.66    0.149   357.73
2025.76    0.149   357.54
2025.86    0.150   357.35
2025.96    0.151   357.17
2026.06    0.151   356.98
2026.16    0.152   356.80
2026.26    0.152   356.62
2026.36    0.153   356.44
2026.46    0.153   356.26
2026.56    0.154   356.09
2026.66    0.154   355.91
2026.76    0.155   355.73
2026.86    0.156   355.56
2026.96    0.156   355.39
2027.06    0.156   355.22
2027.16    0.157   355.05
2027.26    0.157   354.88
2027.36    0.158   354.71
2027.46    0.158   354.54
2027.56    0.159   354.38
2027.66    0.159   354.21
2027.76    0.160   354.05
2027.86    0.160   353.88
2027.96    0.161   353.72
2028.06    0.161   353.56
2028.16    0.161   353.40
2028.26    0.162   353.24
2028.36    0.162   353.08
2028.46    0.163   352.92
2028.56    0.163   352.76
2028.66    0.163   352.60
2028.76    0.164   352.45
2028.86    0.164   352.29
2028.96    0.164   352.14
2029.06    0.165   351.98
2029.16    0.165   351.83
2029.26    0.165   351.67
2029.36    0.166   351.52
2029.46    0.166   351.37
2029.56    0.166   351.22
2029.66    0.166   351.07
2029.76    0.167   350.91
2029.86    0.167   350.76
2029.96    0.167   350.61
2030.06    0.167   350.46
2030.16    0.168   350.32
2030.26    0.168   350.17
2030.36    0.168   350.02
2030.46    0.168   349.87
2030.56    0.169   349.72
2030.66    0.169   349.58
2030.76    0.169   349.43
2030.86    0.169   349.28
2030.96    0.169   349.14
2031.06    0.170   348.99
2031.16    0.170   348.85
2031.26    0.170   348.70
2031.36    0.170   348.56
2031.46    0.170   348.41
2031.56    0.170   348.27
2031.66    0.170   348.13
2031.76    0.171   347.98
2031.86    0.171   347.84
2031.96    0.171   347.69
2032.06    0.171   347.55
2032.16    0.171   347.41
2032.26    0.171   347.27
2032.36    0.171   347.12
2032.46    0.171   346.98
2032.56    0.171   346.84
2032.66    0.171   346.70
2032.76    0.171   346.55
2032.86    0.171   346.41
2032.96    0.171   346.27
2033.06    0.172   346.13
2033.16    0.172   345.98
2033.26    0.172   345.84
2033.36    0.172   345.70
2033.46    0.172   345.56
2033.56    0.172   345.42
2033.66    0.172   345.27
2033.76    0.171   345.13
2033.86    0.171   344.99
2033.96    0.171   344.85
2034.06    0.171   344.70
2034.16    0.171   344.56
2034.26    0.171   344.42
2034.36    0.171   344.28
2034.46    0.171   344.13
2034.56    0.171   343.99
2034.66    0.171   343.85
2034.76    0.171   343.70
2034.86    0.171   343.56
2034.96    0.171   343.42
2035.06    0.170   343.27
2035.16    0.170   343.13
2035.26    0.170   342.98
2035.36    0.170   342.84
2035.46    0.170   342.70
2035.56    0.170   342.55
2035.66    0.170   342.40
2035.76    0.169   342.26
2035.86    0.169   342.11
2035.96    0.169   341.97
2036.06    0.169   341.82
2036.16    0.169   341.67
2036.26    0.168   341.53
2036.36    0.168   341.38
2036.46    0.168   341.23
2036.56    0.168   341.08
2036.66    0.167   340.93
2036.76    0.167   340.78
2036.86    0.167   340.63
2036.96    0.167   340.48
2037.06    0.166   340.33
2037.16    0.166   340.18
2037.26    0.166   340.03
2037.36    0.165   339.87
2037.46    0.165   339.72
2037.56    0.165   339.57
2037.66    0.164   339.41
2037.76    0.164   339.26
2037.86    0.164   339.10
2037.96    0.163   338.95
2038.06    0.163   338.79
2038.16    0.163   338.63
2038.26    0.162   338.47
2038.36    0.162   338.31
2038.46    0.162   338.15
2038.56    0.161   337.99
2038.66    0.161   337.83
2038.76    0.160   337.67
2038.86    0.160   337.51
2038.96    0.159   337.34
2039.06    0.159   337.18
2039.16    0.159   337.01
2039.26    0.158   336.85
2039.36    0.158   336.68
2039.46    0.157   336.51
2039.56    0.157   336.34
2039.66    0.156   336.17
2039.76    0.156   336.00
2039.86    0.155   335.82
2039.96    0.155   335.65
2040.06    0.154   335.47
2040.16    0.154   335.30
2040.26    0.153   335.12
2040.36    0.153   334.94
2040.46    0.152   334.76
2040.56    0.151   334.58
2040.66    0.151   334.39
2040.76    0.150   334.21
2040.86    0.150   334.02
2040.96    0.149   333.84
2041.06    0.148   333.65
2041.16    0.148   333.46
2041.26    0.147   333.27
2041.36    0.147   333.07
2041.46    0.146   332.88
2041.56    0.145   332.68
2041.66    0.145   332.48
2041.76    0.144   332.28
2041.86    0.143   332.08
2041.96    0.143   331.87
2042.06    0.142   331.66
2042.16    0.141   331.45
2042.26    0.140   331.24
2042.36    0.140   331.03
2042.46    0.139   330.81
2042.56    0.138   330.60
2042.66    0.137   330.38
2042.76    0.137   330.15
2042.86    0.136   329.93
2042.96    0.135   329.70
2043.06    0.134   329.47
2043.16    0.134   329.24
2043.26    0.133   329.00
2043.36    0.132   328.76
2043.46    0.131   328.52
2043.56    0.130   328.27
2043.66    0.129   328.03
2043.76    0.128   327.77
2043.86    0.128   327.52
2043.96    0.127   327.26
2044.06    0.126   327.00
2044.16    0.125   326.73
2044.26    0.124   326.46
2044.36    0.123   326.19
2044.46    0.122   325.91
2044.56    0.121   325.63
2044.66    0.120   325.34
2044.76    0.119   325.05
2044.86    0.118   324.75
2044.96    0.117   324.45
2045.06    0.116   324.15
2045.16    0.115   323.83
2045.26    0.114   323.52
2045.36    0.113   323.19
2045.46    0.112   322.86
2045.56    0.111   322.53



 

Disclaimer
This result is provided without warranty. For all terms, see the Full Disclaimer. Copyright (C) 2025. Unless otherwise noted, all output generated by the Double Star Calculator including orbit diagrams, ephemerides, and analytical reports is licensed under CC BY 4.0.


Acknowledgements
The Double Star Calculator - Orbital Elements makes use of the Washington Double Star Sixth Catalog of Orbits of Visual Binary Stars, maintained at the U.S. Naval Observatory.


Report Information
Double Star Calculator:   Version 1.2 ($Rev: 2397 $)
Report created:   2026-06-25 17:55:35


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